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Table 6 Comparison of total expenditure between different interventions

From: Window screening, ceilings and closed eaves as sustainable ways to control malaria in Dar es Salaam, Tanzania

Type of intervention Expenditure per person protected Total expenditure for the population of the city
  US $ US $
Bed nets 2.6a 1,831,304
Window screens 2.3b 5,182,527
Ceilings 31.9c 42,069,559
  1. Expenditure per person = Cost of intervention/Number of people protected.
  2. Expenditure for the city = Cost per person × Population size (The population size used was approximately 2,700,000 inhabitants of Dar es Salaam city × Mean coverage of the intervention.
  3. a The cost of insecticide treated bed nets at the time when this study was carried out was TShs. 6000, at the exchange rate of US $ TShs. 1150 per US $ at the time. Key assumptions are approximately two people per net; ITN coverage was approximately 26%.
  4. b The total median cost of installation of window screens was approximately US $ 25.5 spent on approximately a median of 11 people per house.
  5. cThe total median cost of installation of ceilings was approximately UD $ 350.5 spent on approximately a median of 11 people per house.